C82.32
BillableFollicular lymphoma grade IIIa, intrathoracic lymph nodes
HCC Category Mapping
V28HCC 21 — Breast, Prostate, Colorectal and Other Cancers and Tumors
0.545V24HCC 10 — Lymphoma and Other Cancers
0.675ESRDHCC 10 — Lymphoma and Other Cancers
0.000RxHCCHCC 21 — Hodgkin Lymphoma and Other Cancers
0.000What This Code Means
A type of blood cancer (follicular lymphoma grade IIIa) affecting lymph nodes in the chest area. Grade IIIa is a more aggressive form of this cancer.
Coding Tips
- •Confirm intrathoracic involvement through CT imaging or pathology documentation
- •Note that intrathoracic involvement may affect treatment planning and prognosis
Clinical Significance
Follicular lymphoma grade IIIa involving intrathoracic lymph nodes combines specific high-grade subtype classification with mediastinal or hilar disease. The IIIa subtype, while high-grade, retains centrocytes and may follow a more indolent course than IIIb. Intrathoracic involvement requires monitoring for mediastinal bulk and compressive symptoms.
Documentation Requirements
- ✓Pathology confirming grade IIIa follicular lymphoma
- ✓CT/PET imaging documenting intrathoracic node involvement with measurements
- ✓Assessment for bulky mediastinal disease
- ✓Evaluation for compressive symptoms (dyspnea, SVC syndrome)
- ✓Treatment approach documentation
Commonly Confused Codes
Code Hierarchy
└C82Follicular lymphoma└C82.3Follicular lymphoma grade IIIa└C82.32Follicular lymphoma grade IIIa, intrathoracic lymph nodes
└C82.32Follicular lymphoma grade IIIa, intrathoracic lymph nodes